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Viegas brothers

Ahmés Pinto Viegas, Brazilian mycologist and plant pathologist (Piracicaba, São Paulo State 30 January 1905 - Piracicaba, São Paulo State 25 March 1986)


DESCRIBED PLANT PATHOGENIC FUNGI (incomplete)

Phyllosticta guajavae, (Phyllosticta leaf spot of guava tree)

Phyllosticta manihotae (Phyllosticta spot of manihot)  

Rubber tree leaf spot (1955) 

Cercospora urenae with Chupp (cercospora leaf spot of Sida cordifolia)

Cylindrocladium candelabrum  (Cylindrocladium spot on Eucalyptus

Tomentella bambusina 1939 (bamboo drying disease)


DESCRIBED NEW TAXA

Valid Genera

Bilboque 1960

Brasiliomyces 1944

Crauatamyces 1944

Dermatodothella 1944

Dictyostomiopelta 1944

Felisbertia 1944

Kiehlia 1944

Kretzschmariella 1944

Muricopeltis 1944

Porotenus 1960

Queirozia 1944 with Cardoso

Telioclipeum 1962

Urupe 1944

Fungi

About 250


HONORS (Fungi)

Viegasia Batista 1951

Viegasella Inacio & Cannon 2003


 

His brother, Glauco Pinto Viegas, plant geneticist and breeder (Piracicaba, São Paulo State 05 May 1913 – Campinas, São Paulo State 05 August 1995)


With C.A. Krug developed hybrid maize being Brazil the second country in the world with hybrid maize i.e. from its own strains after United States (1939) (Argentina is the second country to have a hybrid maize but your strains were from United States)

With C.A. Krug & L. Paoleri developed maize hybrids IA300, IA1932 & IA1952

Studied lines of wheat and sorghum too


DEVELOPED NEW MAIZE VARIETIES  

Asteca (1957)

Maya

H7974

H3531

H4624

H6999A & B

H7974